KR102575274B1 - Terminal structure of receptacle connector - Google Patents

Abstract

The present invention relates to a terminal arrangement structure of a receptacle connector, and by forming a relatively wide pitch interval between the upper and lower power terminals and the upper and lower ground terminals, the upper and lower power terminals and the upper and lower ground terminals deteriorate when power is supplied. It can be prevented from being damaged by the phenomenon.

Description

Terminal arrangement structure of receptacle connector {TERMINAL STRUCTURE OF RECEPTACLE CONNECTOR}

The present invention relates to a terminal arrangement structure of a receptacle connector, and more particularly, by forming a relatively wide pitch interval between upper and lower power terminals and upper and lower ground terminals, when power is supplied, the upper and lower power terminals and the upper and lower A terminal arrangement structure of a receptacle connector capable of preventing a ground terminal from being damaged by deterioration.

In general, when a receptacle connector is mounted on a printed circuit board (PCB), a coupling portion of a front end of the receptacle connector is electrically connected to a corresponding plug connector.

Such a conventional receptacle connector surrounds a plurality of upper terminals arranged on an upper portion of a mid plate, a plurality of lower terminals arranged on a lower portion of a mid plate, and portions of the mid plate, upper connection terminals, and lower connection terminals from the outside. It is insert-molded and consists of an insulating housing that exposes the connection ends of the upper terminal and the lower terminal through the front coupler and the rear side, respectively.

Here, the upper terminal and the lower terminal are composed of a signal terminal for transmitting various data, a power terminal for supplying power, and a ground terminal connected to the board.

However, in the conventional receptacle connector, since the power terminal and the ground terminal are located close to each other, there is a concern that the adjacent portion of the power terminal and the ground terminal may be damaged due to deterioration during power supply.

As prior literature related to the present invention, there is Japanese Unexamined Patent Publication No. 2013-303024 (February 07, 2013), and a receptacle connector is disclosed in the prior art document.

An object of the present invention is to prevent the upper/lower power terminals and the upper/lower ground terminals from being damaged due to deterioration when power is supplied by forming a relatively wide pitch interval between the upper/lower power terminals and the upper/lower ground terminals. And the pitch interval between the upper/lower signal terminals and the upper/lower ground terminals is formed to be narrow, so that the upper terminal and the lower terminal can be easily placed within the predetermined installation interval without increasing the installation interval Receptacle connector It is to provide a terminal arrangement structure.

A terminal arrangement structure of a receptacle connector according to the present invention is a terminal arrangement structure of a receptacle connector in which a midplate and an upper terminal and a lower terminal are coupled to correspond to each other in a state in which lengths are forward and backward at the top and bottom of the midplate, wherein the upper The terminals are arranged in a spaced apart state along the left and right directions, a plurality of upper signal terminals having a first upper connection end formed at the rear, spaced positions corresponding to the left and right directions of the upper signal terminals, and a second upper connection end at the rear A pair of upper power terminals having terminals formed thereon, and a pair of upper ground terminals spaced apart from each other in the left and right directions of the upper power terminals and having a third upper connection terminal formed at the rear, wherein the lower terminals It is provided to correspond to the upper signal terminal, and a first lower connection end formed at the rear is provided to correspond to the lower signal terminal spaced apart from the side of the first upper connection end and the upper power terminals, formed at the rear The second lower connection end is arranged to correspond to the lower power terminals spaced apart from the side of the second upper connection end and the upper power terminals, and the third lower connection end formed at the rear is the third upper connection end. It includes lower ground terminals spaced apart from each other, and the second upper connection end and the second lower connection end are spaced apart from each other at the center of the left and right widths at a first pitch interval, and the third upper connection end and the third lower connection end are The second upper connection end or the second lower connection end and the third upper connection end or the third lower connection end are spaced apart at a second pitch interval equal to the first pitch interval, and the centers of the left and right widths of the second upper connection end or the second lower connection end are the same as the first pitch distance It is characterized in that they are spaced at a third pitch interval wider than the second pitch interval.

Here, the center of the left and right widths of the first upper connection end and the first lower connection end may be spaced apart by a fourth pitch interval, and the fourth pitch interval may be formed narrower than the first pitch interval and the second pitch interval. there is.

In addition, the left and right widths of the first upper connection end and the first lower connection end may be formed to be narrower than the left and right widths of the second upper connection end and the second lower connection end, and the second upper connection end and the second lower connection end The left and right widths may be formed to be the same as the left and right widths of the third upper connection end and the third lower connection end.

In addition, the first upper connection end, the second upper connection end, and the third upper connection end extend horizontally rearward and may be arranged side by side in the left and right directions at the same height along the left and right directions, and the first lower connection end and The second lower connection end and the third lower connection end extend horizontally rearward and may be arranged side by side in the left and right directions at the same height as the first upper connection end, the second upper connection end, and the third upper connection end.

The present invention forms a relatively wide pitch interval between the upper/lower power terminals and the upper/lower ground terminals, thereby preventing the upper/lower power terminals and the upper/lower ground terminals from being damaged due to deterioration during power supply. have an effect

In addition, the present invention makes the pitch interval between the upper and lower signal terminals and the upper and lower ground terminals narrow, so that the upper and lower terminals can be easily arranged within the predetermined installation interval without increasing the installation interval. have

1 is a perspective view for showing a receptacle connector according to the present invention.
2 is a plan view for showing a receptacle connector according to the present invention.
3 is a bottom view for showing a receptacle connector according to the present invention.
4 is a perspective view illustrating a state in which an insulating housing is coupled to a receptacle connector according to the present invention.
5 is a perspective view illustrating a state in which an insulating housing and an outer shell are coupled to a receptacle connector according to the present invention.
6 is a bottom perspective view illustrating a state in which an insulating housing and an outer shell are coupled to a receptacle connector according to the present invention.
7 is a bottom view illustrating a state in which an insulating housing and an outer shell are coupled to a receptacle connector according to the present invention.
8 is an exploded perspective view illustrating a state in which an insulating housing and an outer shell are separated from a receptacle connector according to the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

The advantages and features of the present invention, and how to achieve them, will become clear with reference to the detailed description of the following embodiments in conjunction with the accompanying drawings.

However, the present invention is not limited by the embodiments disclosed below, but will be implemented in a variety of different forms, only the present embodiments make the disclosure of the present invention complete, and common knowledge in the art to which the present invention pertains. It is provided to completely inform the person who has the scope of the invention, and the present invention is only defined by the scope of the claims.

In addition, in the description of the present invention, if it is determined that related known technologies may obscure the gist of the present invention, a detailed description thereof will be omitted.

1 is a perspective view for showing a receptacle connector according to the present invention, Figure 2 is a plan view for showing a receptacle connector according to the present invention, Figure 3 is a bottom view for showing a receptacle connector according to the present invention.

In addition, Figure 4 is a perspective view for showing a state in which the insulating housing is coupled to the receptacle connector according to the present invention, Figure 5 is a perspective view for showing a state in which the insulating housing and the outer shell are coupled to the receptacle connector according to the present invention 6 is a bottom perspective view illustrating a state in which an insulating housing and an outer shell are coupled to a receptacle connector according to the present invention.

In addition, Figure 7 is a bottom view for showing a state in which the insulating housing and the outer shell are coupled to the receptacle connector according to the present invention, Figure 8 shows a state in which the insulating housing and the outer shell are separated from the receptacle connector according to the present invention It is an isolated perspective view for giving.

1 to 8, the receptacle connector according to the present invention includes a mid plate 100, an upper terminal 200, and a lower terminal 300.

In addition, the receptacle connector according to the present invention may further include an insulating layer 10, an insulating housing 20, and an external cell 30.

Among the above configurations, the mid plate 100 can be manufactured to have a certain width using a conductive material, and a pair of fastening protrusions 110 are provided in the left and right directions of the mid plate 100 to be coupled to a plug connector (not shown). may each protrude.

Here, incision holes may be vertically formed at the center of the midplate 100 in the left and right directions, and upper and lower signal terminals 210 and 310, which will be described later, and upper and lower parts, which will be described later, are formed in the vertical direction of the incision hole. The lower power terminals 220 and 320 may be located respectively.

The upper terminal 200 is coupled to the mid plate 100 by insert molding by an insulating housing 20 to be described later, and can be coupled to the upper part of the mid plate 100 in a state having a length in front and back. .

Here, the upper terminal 200 may be provided with a plurality of upper signal terminals 210, a pair of upper power terminals 220, and a pair of upper ground terminals 230.

The upper signal terminal 210 of the upper terminal 200 is for transmitting various data or signals, has a length in the forward and backward directions, and is spaced apart along the left and right directions in the central area of the mid plate 100. can be arranged

In addition, at least one upper signal terminal 210 of the upper terminal 200 may be arranged to correspond to the left and right directions based on the center position of the mid plate 100 in the left and right directions.

In addition, the front end of the upper signal terminal 210 of the upper terminal 200 is electrically connected to a terminal of a plug connector (not shown), and the first upper connection end 211 horizontally extends rearward from the rear end.

At this time, the upper signal terminal 210 of the upper terminal 200 is connected to the front end of the first upper connection end 211 after the rear end is bent and extended downward, and the first upper connection end 211 is connected to the printed circuit board ( (not shown) is mounted on the surface.

The upper power terminal 220 of the upper terminal 200 is for transmitting power, and may be disposed in the central region of the midplate 100 and disposed in left and right regions of the upper standard terminal 210, respectively.

Here, the upper power terminals 220 of the upper terminal 200 may be disposed corresponding to the left and right directions with respect to the center position of the left and right sides of the mid plate 100 .

And, the front end of the upper power terminal 220 of the upper terminal 200 is electrically connected to the terminal of a plug connector (not shown), and the second upper connection end 221 extends horizontally from the rear end to the rear. .

At this time, the upper power terminal 220 of the upper terminal 200 is connected to the front end of the second upper connection end 221 after the rear end is bent and extended downward, and the second upper connection end 221 is connected to the printed circuit board ( (not shown) is mounted on the surface.

The upper ground terminal 230 of the upper terminal 200 is disposed in the central region of the midplate 100, and the upper ground terminals 230 may be disposed in left and right regions of the central region, respectively.

Here, the upper ground terminal 230 of the upper terminal 200 may be disposed to correspond to the left and right regions of the midplate 100 based on the central region.

And, the front end of the upper ground terminal 230 of the upper terminal 200 is electrically connected to the terminal of a plug connector (not shown), and the third upper connection end 231 extends horizontally from the rear end to the rear. .

At this time, the upper ground terminal 230 of the upper terminal 200 is connected to the front end of the third upper connection end 231 after the rear end is bent and extended downward, and the third upper connection end 231 is connected to the printed circuit board ( (not shown) is mounted on the surface.

The lower terminal 300 is coupled to the mid plate 100 by insert molding by the insulating layer 10 to be described later, and can be coupled to the lower part of the mid plate 100 in a state having a length in front and back. .

Here, the lower terminal 300 may be coupled correspondingly to the above-described upper terminal 200 based on the midplate 100 .

More specifically, the lower terminal 300 may include at least one lower signal terminal 310 , a pair of lower power terminals 320 , and a pair of lower ground terminals 330 .

The lower signal terminal 310 of the lower terminal 300 is for transmitting various data or signals, has a length in the forward and backward directions, and is spaced apart along the left and right directions in the central area of the midplate 100. can be arranged

Here, at least one or more lower signal terminals 310 of the lower terminal 300 may be arranged to correspond to each other in the left and right directions based on the center of the midplate 100 in the left and right directions.

The front end of the lower signal terminal 310 of the lower terminal 300 is electrically connected to a terminal of a plug connector (not shown), and the first lower connection end 311 horizontally extends rearward from the rear end.

At this time, the lower signal terminal 310 of the lower terminal 300 is connected to the front end of the first lower connection end 311 after the rear end is bent and extended downward, and the first lower connection end 311 is connected to the printed circuit board ( (not shown) is mounted on the surface.

The lower power terminal 320 of the lower terminal 300 is for transmitting power, and is disposed in the central region of the midplate 100, and may be disposed on the left and right sides of the lower signal terminal 310, respectively. .

Here, the lower power terminals 320 of the lower terminal 300 may be disposed corresponding to the left and right directions with respect to the center of the left and right directions of the midplate 100 .

And, the front end of the lower power terminal 320 of the lower terminal 300 is electrically connected to a terminal of a plug connector (not shown), and the second lower connection end 321 horizontally extends rearward from the rear end. .

At this time, the lower power terminal 320 of the lower terminal 300 is connected to the front end of the second lower connection end 321 after the rear end is bent and extended downward, and the second lower connection end 321 is connected to the printed circuit board ( (not shown) is mounted on the surface.

The lower ground terminal 330 of the lower terminal 300 is disposed in the central region of the mid plate 100, and the lower ground terminal 330 may be disposed in the left and right regions of the mid plate 100, respectively.

Here, the lower ground terminal 330 of the lower terminal 300 may be disposed corresponding to the left and right directions with respect to the center of the mid plate 100 in the left and right directions.

The lower ground terminal 330 of the lower terminal 300 has a front end electrically connected to a terminal of a plug connector (not shown), and a third lower connection end 331 horizontally extends rearward from the rear end. do.

At this time, the lower ground terminal 330 of the lower terminal 300 is connected to the front end of the third lower connection end 331 after the rear end is bent and extended downward, and the third lower connection end 331 is connected to the printed circuit board ( (not shown) is mounted on the surface.

In addition, the left and right widths of the first upper connection end 211 and the first lower connection end 311 described above are the left and right widths of the second upper connection end 221 and the second lower connection end 321 as shown in FIGS. 2 and 3 formed more narrowly.

Here, it is preferable to form the left and right widths of the first upper connection end 211 and the first lower connection end 311 to be 0.17 mm, but various applications are possible as needed.

In addition, the left and right widths of the second upper connection end 221 and the second lower connection end 321 are the same as those of the third upper connection end 231 and the third lower connection end 331 as shown in FIGS. 2 and 3. formed in width.

Here, it is preferable to form the left and right widths of the second upper connection end 221 and the second lower connection end 321 to be 0.25 mm, but various applications are possible as needed.

In addition, the first upper connection end 211, the second upper connection end 221, and the third upper connection end 231 extend horizontally to the rear as shown in FIG. can be arranged in

In addition, the first lower connection end 311, the second lower connection end 321, and the third lower connection end 331 extend horizontally backward as shown in FIG. 1, and the first upper connection end 211 and the third lower connection end 331 They are arranged side by side in the left and right directions at the same height as the second upper connection end 221 and the third upper connection end 231.

Here, it is preferable to form the left and right widths of the third upper connection end 231 and the third lower connection end 331 to be 0.25 mm, but various applications are possible as needed.

In particular, the second upper connection end 221 and the second lower connection end 321 are spaced apart from each other at the center C of the left and right widths at the first pitch interval D1 as shown in FIGS. 2 and 3, and the third upper connection end 231 and the third lower connection end 331 are spaced apart from each other at a second pitch interval D2 equal to the first pitch interval D1.

In addition, the second upper connection end 221 or the second lower connection end 321 and the third upper connection end 231 or the third lower connection end 331 have a center C of the left and right widths of the first pitch They are spaced apart from each other at a third pitch interval D3 that is wider than the interval D1 and the second pitch interval D2.

In addition, the above-described first upper connection end 211 and the first lower connection end 311 may be spaced apart from each other at the center C of the left and right widths at the fourth pitch interval D4 as shown in FIGS. 2 and 3, The 4 pitch interval D4 is formed narrower than the first pitch interval D1 and the second pitch interval D2.

That is, the upper power terminal 220 and the lower power terminal 320, the upper ground terminal 230 and the lower ground terminal 330 are spaced apart from each other at a third pitch interval D3 wider than the second pitch interval D2 It has a characteristic.

Therefore, when power is supplied, deterioration of the upper power terminal 220 and the lower power terminal 320 and the upper ground terminal 230 and the lower ground terminal 330 is prevented from occurring.

The insulating layer 10 is formed of a non-conductive material, and the insulating layer 10 is formed on portions of the mid plate 100, the upper terminal 200, and the lower terminal 300 by an insert molding method. can be combined

The insulation housing 20 may be coupled to a portion of the mid plate 100 , the upper terminal 200 , the lower terminal 300 , and the insulating layer 10 by insert molding.

Here, a coupler for coupling with a plug connector (not shown) may protrude forward from the front end of the insulation housing 300, and the coupler may cover the front portion of the mid plate 100 from the top and bottom.

At this time, the front area (side surface) of the mid plate 100 is exposed in the left and right directions of the coupler, and the fastening protrusions 110 formed at both ends of the mid plate 100 in the left and right directions may respectively protrude in the left and right directions.

In addition, the contact surface formed in front of the lower terminal 300 may be exposed downward through the lower surface of the coupler, and the contact surface formed in front of the upper terminal 200 may be exposed upward through the upper surface of the coupler.

In addition, vertical holes for protruding the rear ends of the upper terminal 200 and the lower terminal 300 downward may be formed in the lower portion of the insulating housing 20 vertically.

That is, rear ends of the upper terminal 200 and the lower terminal 300 protruding through the vertical hole of the insulating housing 20 may be mounted on a surface of a printed circuit board (not shown).

The outer shell 30 is coupled to the outside of the insulating housing 20, and at least one coupling end may be protruded from the lower portion of the outer shell to be coupled to the upper surface of the printed circuit board in a male and female manner.

Here, the outer shell 30 can be manufactured using a metal material or the like, and the inside of the outer shell 30 can be formed through a receiving space forward and backward so that the insulating housing 20 is coupled in an inserted state.

As a result, the present invention forms a relatively wide pitch interval between the upper and lower power terminals 220 and 320 and the upper and lower ground terminals 230 and 330, so that when power is supplied, the upper and lower power terminals 220 320 and the upper/lower ground terminals 230 and 330 can be prevented from being damaged due to deterioration.

In addition, in the present invention, the pitch interval between the upper and lower signal terminals 210 and 310 and the upper and lower ground terminals 230 and 330 is formed to be narrow, so that the upper terminal 200 can be installed without increasing the installation interval. And the lower terminal 300 can be easily arranged within a predetermined installation interval.

Although specific embodiments of the terminal arrangement structure of the receptacle connector according to the present invention have been described so far, it is obvious that various modifications are possible within the limits that do not depart from the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the described embodiments and should not be conveyed, and should be defined by not only the claims for patent registration to be described later, but also those equivalent to the scope of this patent registration.

That is, it should be understood that the above-described embodiments are illustrative in all respects and not restrictive, and the scope of the present invention is indicated by the patent claims to be described later rather than the detailed description, and the meaning and All changes or modifications derived from the scope and equivalent concepts should be construed as being included in the scope of the present invention.

10: insulating layer 20: insulating housing
30: outer shell 100: midplate
110: fastening protrusion 200: upper terminal
210: upper signal terminal 211: first upper connection terminal
220: upper power terminal 221: second upper connection terminal
230: upper ground terminal 231: third upper connection terminal
300: lower terminal 310: lower signal terminal
311: first lower connection end 320: lower power terminal
321: second lower connection end 330: lower ground terminal
331: third lower connection end C: center
D1: 1st pitch interval D2: 2nd pitch interval
D3: 3rd pitch interval D4: 4th pitch interval

Claims (4)

A terminal arrangement structure of a receptacle connector in which a mid plate and an upper terminal and a lower terminal are coupled to each other in a state in which lengths are forward and backward at the top and bottom of the mid plate,
The upper terminals are arranged in a spaced apart state along the left and right directions, and are spaced apart from a plurality of upper signal terminals having a first upper connection end formed at the rear and corresponding to the left and right directions of the upper signal terminals, and are located at the rear A pair of upper power terminals having two upper connection terminals and a pair of upper ground terminals spaced apart from each other in the left and right directions of the upper power terminals and having a third upper connection terminal formed at the rear,
The lower terminal is provided to correspond to the upper signal terminal, and the first lower connection end formed at the rear is provided to correspond to the lower signal terminal spaced apart from the side of the first upper connection end and the upper power terminals. The second lower connection end formed at the rear is arranged to correspond to the lower power supply terminal spaced apart from the side of the second upper connection end and the upper power supply terminals, and the third lower connection end formed at the rear is 3Including a lower ground terminal spaced apart from the side of the upper connection end,
The second upper connection end and the second lower connection end are spaced apart from each other at the center of the left and right widths at a first pitch interval, and the third upper connection end and the third lower connection end are spaced apart at a second pitch interval equal to the first pitch interval. The second upper connection end or the second lower connection end and the third upper connection end or the third lower connection end have a center of left and right width at a third pitch interval that is wider than the first pitch interval and the second pitch interval. spaced apart;
The first upper connection end and the first lower connection end,
The centers of the left and right widths are spaced apart at intervals of the fourth pitch,
The fourth pitch interval,
The terminal arrangement structure of the receptacle connector, characterized in that formed narrower than the first pitch interval and the second pitch interval. delete The method of claim 1,
The left and right widths of the first upper connection end and the first lower connection end,
It is formed narrower than the left and right widths of the second upper connection end and the second lower connection end,
The left and right widths of the second upper connection end and the second lower connection end,
A terminal arrangement structure of a receptacle connector, characterized in that it is formed with the same width as the left and right widths of the third upper connection end and the third lower connection end. The method of claim 1,
The first upper connection end, the second upper connection end, and the third upper connection end,
It extends horizontally to the rear and is arranged side by side in the left and right directions at the same height along the left and right directions,
The first lower connection end, the second lower connection end, and the third lower connection end,
A terminal arrangement structure of a receptacle connector characterized in that it extends horizontally to the rear and is arranged side by side in the left and right directions at the same height as the first upper connection end, the second upper connection end, and the third upper connection end.